Nov 12 (Reuters) - Chinalco Yunnan Copper Resources Ltd CYU.AX :
* Update on placement of securities to JCHX Group
* JCHX has exercised its right to seek to re-negotiate the terms on which the A$4.5 mln of funding will be provided to CYU
* As part of the proposed co-operation, JCHX is to provide a total of A$4.5M of
funding to CYU
* Source text for Eikon ID:nASX4TMjsY